Vapor-solid contacting device
CA 1201875 A · Owner: Hri, Inc. · Inventors: De Vaux, George R.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A multiple-zone reactor in which upper and lower zones are separated by an ordered array packing zone consisting of stationary, parallel members to provide controlled hindered mixing of particulate solids and a gas flowing therethrough. The ordered array comprises multiple rows of stationary parallel, members, which can be varied in their size shape, and spacing to, provide a void volume of between about 20 and about 80%. In one embodiment, the stationary members are oriented substantially horizontally and particulate solids descend through the array in countercurrent flow against an upflowing hot gas. The reactor is generally operated at a temperature ranging from about 850°F to about …
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted March 18, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 18, 2003.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.